10 Best Water Hammer Arrestor For Washing Machine of December 2025

• Water hammer arrester tee
• Install on washing machine supply valves or directly to washing machine tub or shower tee
• 3/4-Inch female swivel hose thread connection
• 3/4-Inch male hose thread connection
• Systems which exceed 60 PSI (414kPa) static pressure shall be installed with a pressure reducing valve upstream of the arrester.

Sioux Chief Mfg

• Equipped with 1/2 inch sweat inlet X 3/4 inch MHT outlet connections
• Measures 9.25 inch x 3.5 inch x 8 inch
• 1/4-turn hot and cold ball valve with water hammer arrestors Installed
• Includes a pre-installed support bracket
• Outlet box is UPC certified

EFIELD

• 1/2-inch NPSM inlet connection and 3/4-inch Male Hose Thread (MHT) outlet
• Lead Free Brass Valves
• Includes 1/4-Turn hot and cold ball valves with water hammer arresters installed, support bracket, and a Snap-On faceplate cover
• Center Drain Connection
• Easy to install

HYDRO MASTER

• Equipped with 1/2 inch push fit connection inlet X 3/4 inch MHT outlet connections
• Measures 9.25 inch x 3.5 inch x 8 inch
• 1/4-turn hot and cold ball valve with water hammer arresters
• Includes a pre-installed support bracket and 2 pieces disconnect clips
• Outlet box is UPC certified

EFIELD

• Connection: 3/4 inch female swivel hose thread x 3/4 inch male hose bib thread.
• Max working pressure: 250 PSI ；temp range 33 F to 180 F
• Shock prevention: Stops pipe banging noise common in the plumbing system.
• Installs easily to your washing machine supply valve and connects to your washing machine hose.
• Can be installed horizontally, vertically and in any position in between.

HYDRO MASTER

• INSTALLS IN SECONDS: Washing Machine Outlet Box requires no special tools, no soldering, no crimping, unions or glue to connect. Just push to create a watertight seal
• PERFORMANCE: Rated to 200 PSI and 200 Degrees F. Use in potable water and hydronic heating applications
• VERSATILTY: SharkBite connects Copper, PEX, CPVC, and PE-RT Pipe in any combination
• QUALITY: Only SharkBite's quality and performance is field-proven with more than 550 million connections. SharkBite is the only push-to-connect brand than can ensure a clean, leak-free connection
• RESIDENTIAL and COMMERCIAL: All SharkBite fittings meet the same standards for commercial and residential plumbing applications

SharkBite

• 2016 RETAILER CHOICE AWARD WINNER: The Retailer Choice Awards bring the best ideas and innovations together to vote for the best in their respective categories; the HammerSTOP Technology Washing Machine Connector Hose won for it's innovative design in 2016!
• PREVENT BANGING PIPES: Supply Line integrated with Hammer Arrester to eliminate and prevent banging pipes
• SAFE TO USE: Designed specifically for potable water. PVC, BPA, and Phthalate FREE
• NO MESS-NO HASSLE: Quick and easy to install with no mess or hassle. Easily installs with water flow in direction of imprinted arrow.
• DURABLE: Corrosion resistant polymer braid, works with temperatures of 40-160°F with working pressure 20-125 PSI.
• Supply Line integrated with Hammer Arrester to eliminate and prevent banging pipes
• Designed specifically for potable water
• 2-Pack Hoses - 60 in. length with 3/8 in. ID ¾ in. FGHT x 3/4 in. FGHT
• Temperature: 40-160°F with a Working pressure 20-125 PSI
• PVC,BPA, and Phthalate free
• Easily installs with water flow in direction of imprinted arrow

Danco

• The product is manufactured in China
• The product is highly durable and easy to use
• Easy installation and easy handling
• Eliminates water pipe banging caused by quick closing valves.
• Can be installed without opening any walls.
• Can be installed upside down or sideways.

Oatey

• Piston-type water hammer arrester
• 304 stainless steel arrestor body
• 3/4" female hose thread on branch
• 3/4" male hose thread on trunk

Sioux Chief

• SHOCK PREVENTION: stops pipe banging noise common in the plumbing system
• REDUCE STRAIN: washing machine hammer arrestor reduces the pressure on the plumbing system
• EASY INSTALL: installation of hammer arrestor only requires simple tools to connect to washing machine valves
• FLEXIBLE: can be installed horizontally or vertically, either way in the back of washing machine or outlet box
• CONNECTIONS: 3/4 inch female swivel hose thread x 3/4 inch male hose bib thread

Supply Giant